Declension table of ?sphuṭasiddhānta

Masculine	Singular	Dual	Plural
Nominative	sphuṭasiddhāntaḥ	sphuṭasiddhāntau	sphuṭasiddhāntāḥ
Vocative	sphuṭasiddhānta	sphuṭasiddhāntau	sphuṭasiddhāntāḥ
Accusative	sphuṭasiddhāntam	sphuṭasiddhāntau	sphuṭasiddhāntān
Instrumental	sphuṭasiddhāntena	sphuṭasiddhāntābhyām	sphuṭasiddhāntaiḥ sphuṭasiddhāntebhiḥ
Dative	sphuṭasiddhāntāya	sphuṭasiddhāntābhyām	sphuṭasiddhāntebhyaḥ
Ablative	sphuṭasiddhāntāt	sphuṭasiddhāntābhyām	sphuṭasiddhāntebhyaḥ
Genitive	sphuṭasiddhāntasya	sphuṭasiddhāntayoḥ	sphuṭasiddhāntānām
Locative	sphuṭasiddhānte	sphuṭasiddhāntayoḥ	sphuṭasiddhānteṣu

Compound sphuṭasiddhānta -

Adverb -sphuṭasiddhāntam -sphuṭasiddhāntāt